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greenhouse 18 x 48 ft

GK18

The greenhouse 18 x 48 ft offers nearly 900sqft. growing space for year-round production. Its tall peak height enables mechanized cultivation and an efficient seedling‑to‑harvest workflow. The heavy‑duty frame and UV cover protect crops from frost, storms, and sun, extending the season. Modular design supports ventilation, irrigation, and easy cover replacement for long life. Easy to assemble and expand, it serves community food supply, market farming, and crop rotations. Strong resale value makes it a top choice for wholesale buyers seeking durable, income‑generating greenhouses.

[Advantages]
- Good Light Diffusion
- 0.49 oz/Ft² Galvanization
- Vast Grow Space
- Modular Expansion Ready
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18ft GREENHOUSE SPECIFICATIONS

  • INCH
  • CM





MEASUREMENTS




Width (ft) 18
Length (ft) 48
Height (ft) 9
Surface area (sqft) 864
Volume (cuft) ~7700
Roof Style Round







FRAME BUILD






Frame Material Tensile steel pipe
Tube Diameter (in.) 1.6"
Tube thickness (bwg) 17
Surface finish Zinc coat (HDG)
About Connectors Steel Plate, Zinc coat (HDG) finished
Leg Type Straight
Span (ft) 4.3
Assembly Method "Fit&Bolt" + ratchet tensioning



FABRIC COVER


Cover Material PE (polyethylene)
Fabric density (oz/yd2) 5.9
Performance Waterproof, UV blockers, fade resistant
Color White



DOORS & VENTS


Gable Door (in.) 47" x 78"
Rear Wall Door with Lock
Windows None
Vents None


SET UP & ANCHORING

Cover Tensioning Sleve & Ratchet Ties
Assembly time (est.) ~1 day (3 people)
Anchoring Foot plates + Auger anchors set

GREENHOUSE 18 OPTIONS

Anchoring
Concrete Gravel Soil Sand
Cover Color
White Green
Vents
Side Windows Roll up Sides
Doors
Front Door Back Door Roll Up (up and down)
Request a quote for our 18 x 48 ft greenhouse kit – wholesale pricing available for importers, distributors, and OEM partners. Free shipping consultation included. Contact Us

GREENHOUSE 18 x 48 ft PICTURES

Wire Fencing Ranges
CUSTOMIZE YOUR PRODUCTS
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18ft GREENHOUSE FEATURES

  • GOOD LIGHT DIFFUSION

  • 0.49 OZ/FT² GALVANIZATION

  • VAST GROW SPACE

  • MODULAR EXPANSION READY

The 18ft greenhouse cover is engineered with an agricultural grade film that scatters sunlight evenly across the entire growing area. This light diffusion technology eliminates harsh hotspots and shadowing, ensuring that every plant receives uniform illumination for optimal photosynthesis and balanced growth.
The 18ft wide greenhouse uses steel with a 0.49 oz/ft² galvanized coating to help protect the frame against moisture and corrosion. With routine inspection and basic maintenance, the galvanized structure can provide reliable outdoor performance and support long-term use in demanding growing environments.
With an 18ft-wide footprint, this greenhouse provides generous growing space for commercial production. The open layout can accommodate multiple crop rows, benches, or trellis systems, while the vertical growing option helps make better use of available height and increase productive space without expanding the greenhouse footprint.
The modular frame allows the 18ft greenhouse to grow with operation. By adding extra steel tubes and hoop sections, people can extend the structure to create more growing space. A new, longer PE film cover can then be fitted to the frame, providing a practical and cost-effective way to increase capacity without replacing the entire greenhouse.
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    GREENHOUSE 18 MANUFACTURING
    A reliable greenhouse 18 x 48 ft supplier needs more than manufacturing capacity, it needs a production system that can deliver consistent results over time. DELITE combines centralized raw material sourcing with standardized processing procedures to maintain stable production. Precision equipment is used for steel tube forming and drilling, while dedicated processes handle fabric cutting and heat welding. Our QC team monitors production and conducts final inspections before shipment, supporting dependable quality for both initial and repeat orders. Our corporate mission is manufacturing resale-ready 18ft greenhouses that protect crops and maximize yields, order after order.
    GREENHOUSE 18 x 48 ft EXPORT
    For wholesalers and retailers, transportation cost can have a significant impact on the final landed cost of a product. DELITE therefore considers container utilization when arranging export shipments. 77 kits greenhouse 18 can be loaded in one 40HQ container, helping buyers evaluate order quantities and maximize available shipping space. From quotation and payment arrangements to production scheduling and freight coordination, our export team supports each stage of the purchasing process to keep international procurement efficient and well organized.
    GREENHOUSE 18 USER CASES

    Use case #1: A CSA Farmer's Year-Round Supply Program

    William runs a 200 member CSA (Community Supported Agriculture) program, delivering weekly organic vegetable boxes to local families. For years, open-field farming left him with at least four months of no fresh leafy greens each winter, causing a steady drop in member renewals. Last fall, he installed 18 x 48 ft greenhouse, the 18ft width comfortably accommodates four standard raised beds, while the 48ft length delivers nearly 900spft of continuous growing space.

    “This size changed everything,” says William. “The 9ft peak height lets me run a small tiller inside for bed preparation and soil loosening, no more backbreaking work all day. Even better, I set up movable seedling racks and a drip irrigation system, creating an assembly-line workflow: start seedlings on one side, transplant in the middle, and harvest from the other side, all in the same house. I now have a steady weekly yield regardless of the season. Last January, my members enjoyed locally grown fresh spinach and kale for the very first time. Our renewal rate jumped from 65% to 92%.”

    Use case #2: Organic vegetable farm extends the growing season

    The Patel family operates a certified organic vegetable farm. They were looking for an affordable way to extend their growing season and protect tender crops from early frosts and late spring storms. Our greenhouse 18 kit provided the perfect solution. The greenhouse 18 design features ample headroom and side ventilation, allowing them to grow tomatoes, peppers, and leafy greens well into the cooler months.

    The greenhouse 18 replacement cover option gives them peace of mind knowing they can refresh the cover when needed, keeping their investment protected for years to come.

    GREENHOUSE 18 x 48 ft FAQ

    • What is the greenhouse 18 cost?
      The greenhouse 18 price depends on order quantity, customization options, and shipping destination.
    • Do you offer greenhouse 18 wholesale pricing?
      Yes. As a factory-direct manufacturer and exporter, we provide attractive greenhouse 18 wholesale rates for distributors, retailers, and large-scale buyers.
    • What is included in the greenhouse 18 package?
      Each greenhouse 18 package includes the galvanized steel frame, UV-stabilized PE cover, all necessary connectors and hardware, and comprehensive assembly instructions. Optional accessories such as ventilation systems and roll-up sides are available upon request
    • What is included in the greenhouse 18 package?
      Each greenhouse 18 package includes the galvanized steel frame, UV-stabilized PE cover, all necessary connectors and hardware, and comprehensive assembly instructions. Optional accessories such as ventilation systems and roll-up sides are available upon request.
    • What is the greenhouse 18 warranty?
      Our greenhouse 18 warranty covers manufacturing defects in materials and workmanship. Specific warranty terms vary by component.
    • What are the shipping options for greenhouse 18?
      We coordinate greenhouse 18 shipping worldwide via sea freight, with optimized container loading to minimize freight costs. We provide shipping quotes and loading plans as part of our export service.
    DELITE Portable Structures chinese manufacturing company
    • Founded in 2016 by 2 inspired friends from vastly different fields, DELITE was born from a common goal: to create popular kit buildings that protects what matters. From a humble workshop, we now leverage 3 product-centric manufacturing lines. Our vision as a portable structures manufacturer is to make resilient shelters affordable and easy to assemble as a response to a shifting environment.
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